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Finding the Fourth Proportional to 70,173.57, 105,267.44 and 22,786.68

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Solution

The fourth proportional to 70,173.57, 105,267.44 and 22,786.68 is: 34,182.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,173.57 : 105,267.44 = 22,786.68 : x
  2. Step 2: Convert to fraction form
    70,173.57/105,267.44 = 22,786.68/x
  3. Step 3: Cross multiply
    70,173.57x = 105,267.44 × 22,786.68
  4. Step 4: Simplify right side
    70,173.57x = 2,398,695,469.70
  5. Step 5: Solve for x
    x = 2,398,695,469.70/70,173.57
  6. Step 6: Final answer
    x = 34,182.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.